CN115699500A - 用于控制电芯的电路和电子设备 - Google Patents

用于控制电芯的电路和电子设备 Download PDF

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Publication number
CN115699500A
CN115699500A CN202080101921.0A CN202080101921A CN115699500A CN 115699500 A CN115699500 A CN 115699500A CN 202080101921 A CN202080101921 A CN 202080101921A CN 115699500 A CN115699500 A CN 115699500A
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CN
China
Prior art keywords
transistor
converter
circuit
cell
switch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202080101921.0A
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English (en)
Inventor
贾立刚
黄冬其
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN115699500A publication Critical patent/CN115699500A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0019—Circuits for equalisation of charge between batteries using switched or multiplexed charge circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0095—Hybrid converter topologies, e.g. NPC mixed with flying capacitor, thyristor converter mixed with MMC or charge pump mixed with buck
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/30—Charge provided using DC bus or data bus of a computer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

一种用于控制电芯的电路(100)和电子设备(200)，该电路(100)包括：用于匹配定制适配器充电的第一充电路径(110)，包括第一SC变换器(1221)，可支持固定比例的电压转换；用于匹配非定制适配器充电的第二充电路径(120)，包括：第一开关变换电路(1220)和第二SC变换器(1223)，其中，第一开关变换电路(1220)支持buck模式，第二充电路径(120)能够实现可变比例的电压转换，从而支持需要稳流的充电模式。该电路(100)可以兼容定制适配器和非定制适配器，提高了控制电芯充放电的灵活性和管理效率。

Description

PCT国内申请，说明书已公开。

Claims (28)

  1. PCT国内申请，权利要求书已公开。
CN202080101921.0A 2020-08-21 2020-08-21 用于控制电芯的电路和电子设备 Pending CN115699500A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/110430 WO2022036667A1 (zh) 2020-08-21 2020-08-21 用于控制电芯的电路和电子设备

Publications (1)

Publication Number Publication Date
CN115699500A true CN115699500A (zh) 2023-02-03

Family

ID=80323373

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080101921.0A Pending CN115699500A (zh) 2020-08-21 2020-08-21 用于控制电芯的电路和电子设备

Country Status (3)

Country Link
EP (1) EP4187748A4 (zh)
CN (1) CN115699500A (zh)
WO (1) WO2022036667A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116488317B (zh) * 2023-06-26 2024-04-12 广东省洛仑兹技术股份有限公司 电池***及其变压方法
CN117614088B (zh) * 2024-01-24 2024-06-28 荣耀终端有限公司 电能处理电路、方法及电子设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7750604B2 (en) * 2007-02-16 2010-07-06 O2Micro, Inc. Circuits and methods for battery charging
CN102684271B (zh) * 2011-03-07 2015-06-17 联想(北京)有限公司 一种电子设备、供电控制芯片和供电控制方法
US10833518B2 (en) * 2015-09-22 2020-11-10 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Charge control method and device, and electronic device
US9866060B2 (en) * 2015-12-21 2018-01-09 Mediatek Inc. Apparatus for performing hybrid power control in an electronic device to allow charging using any of high power adaptors corresponding to different voltages
EP3561990B1 (en) * 2017-02-24 2020-11-04 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Equalisation circuit, device to be charged, and charging control method
CN107834844B (zh) * 2017-10-19 2020-04-03 华为技术有限公司 一种开关电容变换电路、充电控制***及控制方法
CN110741528B (zh) * 2018-12-21 2024-03-15 Oppo广东移动通信有限公司 电池供电电路、待充电设备及充电控制方法

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Publication number Publication date
EP4187748A4 (en) 2023-09-13
EP4187748A1 (en) 2023-05-31
WO2022036667A1 (zh) 2022-02-24

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